Which of the following are the three lines of defense against human infection
A: Complete skin and mucous membrane
B: Bactericidal substances and phagocytes in body fluids
C: Antibodies and lymphocytes
D: Antibiotics
E: Vaccines
A: Complete skin and mucous membrane
B: Bactericidal substances and phagocytes in body fluids
C: Antibodies and lymphocytes
D: Antibiotics
E: Vaccines
举一反三
- Which<br/>of following consist mainly of muscle covered by the skin and mucous<br/>membrane? () A: lips B: tongue C: pharynx D: larynx E: cheeks
- The skin and mucous membrane damage of secondary syphilis includes<br/>which of the following ____? A: Baldness B: Flat condyloma C: Pharyngitis D: Mucosal spots E: Pityriasis rosea
- Which of the following antibiotics is chiefly bactericidal? A: Tetracycline B: Erythromycin C: Penicillin D: Clindamycin
- Which of the following materials is the origins of the human being? A: Body fluids B: Essence qi of the univserse C: Blood D: Essence of the diet
- HSV-1 mainly causes skin and mucous membrane infections in the genital area